This seems suspiciously Deadline related:
[code]=======================================================
Error
Error in RenderTasks: Error in CheckExitCode: Renderer returned non-zero error code, 255. Check the log for more information.
at Deadline.Plugins.ScriptPlugin.RenderTasks(String taskId, Int32 startFrame, Int32 endFrame, String& outMessage, AbortLevel& abortLevel)
=======================================================
Type
RenderPluginException
=======================================================
Stack Trace
at Deadline.Plugins.Plugin.RenderTask(String taskId, Int32 startFrame, Int32 endFrame)
at Deadline.Slaves.SlaveRenderThread.a(TaskLogWriter A_0)
=======================================================
Full Log
5: Task timeout is disabled.
5: Loaded job: AMB_ANT_0020_A02.01.nk (521babedb5b7e162147ff13d)
5: Successfully mapped W: to \192.168.94.101\working
5: Successfully mapped O: to \192.168.94.102\nas\offline
5: Successfully mapped M: to \192.168.94.101\maps
5: Successfully mapped T: to \192.168.94.101\tools
5: Successfully mapped R: to \192.168.94.102\nas\archive
5: Successfully mapped G: to \192.168.94.37\raid
5: INFO: Executing plugin script C:\Users\renderadmin.SFS\AppData\Local\Thinkbox\Deadline6\slave\RENDER-I7-10\plugins\Nuke.py
5: INFO: About: Nuke Plugin for Deadline
5: INFO: The current environment will be used for rendering
5: INFO: Prepping OFX cache
5: INFO: Checking Nuke temp path: C:\Users\renderadmin.SFS\AppData\Local\Temp\nuke
5: INFO: Path already exists
5: INFO: OFX cache prepped
5: Plugin rendering frame(s): 238-247
5: INFO: Stdout Handling Enabled: True
5: INFO: Popup Handling Enabled: True
5: INFO: Using Process Tree: True
5: INFO: Hiding DOS Window: True
5: INFO: Creating New Console: False
5: INFO: Render Executable: “C:\Program Files\Nuke7.0v8\nuke7.0.exe”
5: INFO: Rendering with NukeX
5: INFO: Render Argument: -V --nukex -x -F 238-247 “C:\Users\renderadmin.SFS\AppData\Local\Temp\AMB_ANT_0020_A02.01_thread5.nk”
5: INFO: Startup Directory: “C:\Program Files\Nuke7.0v8”
5: INFO: Process Priority: BelowNormal
5: INFO: Process Affinity: default
5: INFO: Process is now running
5: STDOUT: NOTE : NukeX functionality is only available with an interactive license. If you wish to
5: STDOUT: use this, please specify ‘–nukex -i’ for an interactive license in terminal mode.
5: STDOUT: Nuke 7.0v8, 64 bit, built Jun 7 2013.
5: STDOUT: Copyright © 2013 The Foundry Visionmongers Ltd. All Rights Reserved.
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/init.tcl
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/init.py
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/setenv.tcl
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/Tracker3.dll
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/formats.tcl
5: STDOUT: Loading c:/.nuke/init.py
5: STDOUT: Loading T:/NUKE_PATH/init.py
5: STDOUT: starting network init.py
5: STDOUT: Loading T:/NUKE_PATH/Plugins/Bokeh-Nuke7.0/pgBokeh.dll
5: STDOUT: pgBokeh v1.3.5, built on Nov 30 2012 at 21:12:46
5: STDOUT: © 2011 - Present by Peregrine Labs, a division of Peregrine Visual Storytelling Ltd. All rights reserved.
5: STDOUT: finished network init.py
5: STDOUT: Loading T:/NUKE_PATH/Plugins/Bokeh-Nuke7.0/init.py
5: STDOUT: Loading T:/NUKE_PATH/Plugins/Bokeh-Nuke7.0/pgBokeh.dll
5: STDOUT: Loading C:/Program Files/Nuke7.0v8/plugins/getenv.tcl
5: INFO: Process exit code: 255
[/code]
Do you do anything to the getEnv.tcl? After the error the slave rendered normally.